{"product_id":"natural-white-hyalite-opal-uv-reactive-5-77-carat-oval-cabochon-rare-mexican-opal","title":"Natural White Hyalite Opal (UV Reactive) | 5.77 Carat Oval Cabochon | Rare Mexican Opal","description":"\u003ch1 data-section-id=\"mzm7mz\" data-start=\"115\" data-end=\"136\"\u003eProduct Description\u003c\/h1\u003e\n\u003cp\u003e1300 CODE10\u003c\/p\u003e\n\u003cp data-start=\"138\" data-end=\"573\"\u003eA fascinating \u003cstrong data-start=\"152\" data-end=\"193\"\u003e5.77 carat Natural White Hyalite Opal\u003c\/strong\u003e from \u003cstrong data-start=\"199\" data-end=\"209\"\u003eMexico\u003c\/strong\u003e, displaying exceptional transparency and a unique internal landscape of natural inclusions and reflective structures. This rare gemstone is prized not only for its striking appearance but also for its remarkable fluorescence under ultraviolet light, a characteristic that has made Hyalite Opal highly sought after by collectors and gemstone enthusiasts worldwide.\u003c\/p\u003e\n\u003cp data-start=\"575\" data-end=\"880\"\u003eCut into a smooth oval cabochon, the gemstone reveals a crystal-clear body that allows its intricate natural formations to be viewed from every angle. The transparent nature of the stone creates an almost glass-like appearance while maintaining the distinctive character that defines genuine Hyalite Opal.\u003c\/p\u003e\n\u003cp data-start=\"882\" data-end=\"1154\"\u003eUnder UV illumination, Hyalite Opal is known for exhibiting a vivid fluorescent glow, transforming the gemstone into an entirely different visual experience. This rare optical behavior has contributed significantly to the growing demand for fine Mexican Hyalite specimens.\u003c\/p\u003e\n\u003cp data-start=\"1156\" data-end=\"1336\"\u003eIts combination of rarity, transparency, collectible appeal, and fluorescent properties makes this gemstone an outstanding addition to any gem collection or bespoke jewelry design.\u003c\/p\u003e\n\u003chr data-start=\"1338\" data-end=\"1341\"\u003e\n\u003ch1 data-section-id=\"viiaf8\" data-start=\"1343\" data-end=\"1368\"\u003eGemstone Specifications\u003c\/h1\u003e\n\u003cp data-start=\"1370\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1370\" data-end=\"1383\"\u003eGemstone:\u003c\/strong\u003e Natural White Hyalite Opal\u003c\/p\u003e\n\u003cp data-start=\"1412\" data-end=\"1437\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1424\"\u003eVariety:\u003c\/strong\u003e Hyalite Opal\u003c\/p\u003e\n\u003cp data-start=\"1439\" data-end=\"1457\"\u003e\u003cstrong data-start=\"1439\" data-end=\"1450\"\u003eOrigin:\u003c\/strong\u003e Mexico\u003c\/p\u003e\n\u003cp data-start=\"1459\" data-end=\"1482\"\u003e\u003cstrong data-start=\"1459\" data-end=\"1470\"\u003eWeight:\u003c\/strong\u003e 5.77 Carats\u003c\/p\u003e\n\u003cp data-start=\"1484\" data-end=\"1508\"\u003e\u003cstrong data-start=\"1484\" data-end=\"1494\"\u003eShape:\u003c\/strong\u003e Oval Cabochon\u003c\/p\u003e\n\u003cp data-start=\"1510\" data-end=\"1541\"\u003e\u003cstrong data-start=\"1510\" data-end=\"1527\"\u003eMeasurements:\u003c\/strong\u003e 15.5 × 9.0 mm\u003c\/p\u003e\n\u003cp data-start=\"1543\" data-end=\"1584\"\u003e\u003cstrong data-start=\"1543\" data-end=\"1553\"\u003eColor:\u003c\/strong\u003e Colorless to White Transparent\u003c\/p\u003e\n\u003cp data-start=\"1586\" data-end=\"1615\"\u003e\u003cstrong data-start=\"1586\" data-end=\"1603\"\u003eTransparency:\u003c\/strong\u003e Transparent\u003c\/p\u003e\n\u003cp data-start=\"1617\" data-end=\"1655\"\u003e\u003cstrong data-start=\"1617\" data-end=\"1632\"\u003ePhenomenon:\u003c\/strong\u003e Strong UV Fluorescence\u003c\/p\u003e\n\u003cp data-start=\"1657\" data-end=\"1677\"\u003e\u003cstrong data-start=\"1657\" data-end=\"1668\"\u003eLuster:\u003c\/strong\u003e Vitreous\u003c\/p\u003e\n\u003cp data-start=\"1679\" data-end=\"1707\"\u003e\u003cstrong data-start=\"1679\" data-end=\"1693\"\u003eTreatment:\u003c\/strong\u003e None Reported\u003c\/p\u003e\n\u003chr data-start=\"1709\" data-end=\"1712\"\u003e\n\u003ch1 data-section-id=\"u0ybrq\" data-start=\"1714\" data-end=\"1728\"\u003eKey Features\u003c\/h1\u003e\n\u003cp data-start=\"1730\" data-end=\"1760\"\u003e✔ Natural Mexican Hyalite Opal\u003c\/p\u003e\n\u003cp data-start=\"1762\" data-end=\"1789\"\u003e✔ Rare UV-Reactive Gemstone\u003c\/p\u003e\n\u003cp data-start=\"1791\" data-end=\"1815\"\u003e✔ Excellent Transparency\u003c\/p\u003e\n\u003cp data-start=\"1817\" data-end=\"1851\"\u003e✔ Unique Internal Natural Features\u003c\/p\u003e\n\u003cp data-start=\"1853\" data-end=\"1879\"\u003e✔ Smooth Oval Cabochon Cut\u003c\/p\u003e\n\u003cp data-start=\"1881\" data-end=\"1911\"\u003e✔ Collector-Grade Opal Variety\u003c\/p\u003e\n\u003cp data-start=\"1913\" data-end=\"1941\"\u003e✔ Untreated Natural Gemstone\u003c\/p\u003e\n\u003cp data-start=\"1943\" data-end=\"1972\"\u003e✔ Suitable for Custom Jewelry\u003c\/p\u003e\n\u003cp data-start=\"1974\" data-end=\"2009\"\u003e✔ Rare Fluorescent Mineral Specimen\u003c\/p\u003e\n\u003cp data-start=\"2011\" data-end=\"2040\"\u003e✔ One-of-a-Kind Natural Stone\u003c\/p\u003e","brand":"Saleh Sallom","offers":[{"title":"Default Title","offer_id":46971605680316,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/8428\/1532\/files\/hf_20260531_100306_592ab585-e308-4c59-a588-2851423f7c78.png?v=1781611294","url":"https:\/\/www.salehsallom.com\/products\/natural-white-hyalite-opal-uv-reactive-5-77-carat-oval-cabochon-rare-mexican-opal","provider":"Saleh Sallom","version":"1.0","type":"link"}